!
error Sanyo

Error Code ERR2 ERR3 ON

Error related to branch tubing temperature sensor or outdoor temperature sensor malfunction.

? What Causes This

Faulty sensors or wiring issues preventing accurate temperature readings.

How to Fix It

  1. Replace faulty sensors and verify connections are secure.
  2. Check for loose wires in control circuits.

This error code appears in:

Sanyo Ahx0752 Series Split System Air Conditioner